US11485212B2ActiveUtilityA1

Electric work vehicle

97
Assignee: KUBOTA KKPriority: Oct 8, 2019Filed: Jun 10, 2020Granted: Nov 1, 2022
Est. expiryOct 8, 2039(~13.2 yrs left)· nominal 20-yr term from priority
B60K 2001/0477B60L 50/60B60K 26/02B60Y 2200/223B60L 50/64B60L 53/80B60Y 2400/61B60N 2/04B60K 1/04A01D 34/64Y02T10/70A01D 34/78H01R 13/62933A01D 2101/00B60K 2001/0416Y02T10/7072B60R 16/0207B60Y 2410/115B60L 2200/40H01R 2201/26H01R 13/62961A01D 69/02B60L 50/66B60K 2001/0455H01R 13/72
97
PatentIndex Score
6
Cited by
22
References
6
Claims

Abstract

In an electric work vehicle, a power feeding assembly which connects a battery device to a power controller unit so as to feed power includes a fixed connector which is fixed to the battery device and electrically connected to the battery device, a cable harness connected to a power controller unit, and a free connector which is connected to an end of the cable harness and connectable to a fixed connector, and a connecting operation tool is configured to be movable the free connector between the connecting position in which the free connector is connected to the fixed connector and the detaching position.

Claims

exact text as granted — not AI-modified
What is claimed is: 
     
       1. An electric work vehicle comprising:
 a battery device which is detachably housed in a battery housing part provided in a vehicle body; 
 a power controller unit provided in the vehicle body; 
 a power feeding assembly which connects the battery device to the power controller unit so as to feed power; and 
 a connecting operation tool attached to the battery device; 
 wherein the power feeding assembly comprises a fixed connector which is fixed to the battery device and electrically connected to the battery device, a cable harness which is electrically connected to the power controller unit, and a free connector which is provided at an end of the cable harness and connectable to the fixed connector, and 
 the connecting operation tool is configured to be movable between a connecting position in which the free connector is electrically connected to the fixed connector and a detaching position in which the free connector is electrically detached from the fixed connector. 
 
     
     
       2. The electric work vehicle according to  claim 1 , wherein the connecting operation tool comprises a pin which pushes the free connector to the fixed connector during a movement from the detaching position to the connecting position. 
     
     
       3. The electric work vehicle according to  claim 1 , wherein the power controller unit is provided with a socket to which the free connector released from the connecting operation tool at the detaching position is inserted. 
     
     
       4. The electric work vehicle according to  claim 3 , wherein the power controller unit is provided with a holding tool for fixing a middle part of the cable harness to the power controller unit, and at least a partial section of the cable harness from the middle part to the free connector is flexible. 
     
     
       5. The electric work vehicle according to  claim 1 , wherein a seat cushion of a driver's seat which is movable forward with a seat back is arranged above the power controller unit, and the free connector, the cable harness and the free connector detached from the connecting operation tool detached from the connecting operation tool are arranged in a space between the seat cushion and an upper face of the power controller unit. 
     
     
       6. The electric work vehicle according to  claim 1 , wherein the connecting operation tool is provided on a housing of the battery device and the free connector is movable freely within an allowable range constrained by the cable harness.

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